The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 30, 2004
Filed:
Jan. 10, 2002
Applicant:
Inventors:
Peter Sattler, Zwingenberg, DE;
Udo Liebram, Pfungstadt, DE;
Assignee:
Synventive Molding Solutions B.V., 'S-Gravendeel, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/523 ;
U.S. Cl.
CPC ...
B29C 4/523 ;
Abstract
An injection molding device ( ) having a valve pin ( ) and an actuating cyclinder ( ) connected to the valve pin ( ). The valve pin head ( ) is releasably attached to the piston ( ) of the cylinder such that the cylinder can be removed while leaving the valve pin ( ) from the nozzle such that a low headspace can be achieved above the nozzle.